SAE J1703 Motor Vehicle Brake Fluid
时间:2024-05-15 09:13:30 来源: 标准资料网 作者：标准资料网 阅读：8529
Product Code:SAE J1703
Title:Motor Vehicle Brake Fluid
Issuing Committee:Brake Fluids Standards Committee
Scope:This SAE Standard covers motor vehicle brake fluids of the nonpetroleum type for use in the braking system of any motor vehicle such as a passenger car, truck, bus, or trailer. These fluids are not intended for use under arctic conditions. These fluids are designed for use in braking systems fitted with rubber cups and seals made from natural rubber (NR), styrene-butadiene rubber (SBR), or a terpolymer of ethylene, propylene, and a diene (EPDM)
【英文标准名称】:Agriculturalirrigationequipment-Pressurelossesinirrigationvalves-Testmethod
【原文标准名称】:农业灌溉设备.灌溉阀中的压力损失.试验方法
【标准号】:ISO9644-2008
【标准状态】:现行
【国别】:国际
【发布日期】:2008-07-01
【实施或试行日期】:
【发布单位】:国际标准化组织(IX-ISO)
【起草单位】:ISO/TC23
【标准类型】:()
【标准水平】:()
【中文主题词】:农用设备;农业;定义;灌溉;灌溉工程;压力降;压力试验;试验设备;测试;阀门
【英文主题词】:Agriculturalequipment;Agriculture;Definition;Definitions;Irrigation;Irrigationworks;Pressuredrops;Pressuretests;Testequipment;Testing;Valves
【摘要】:ThisInternationalStandardspecifiesatestmethodfordeterminingthepressurelossinagriculturalirrigationvalvesundersteady-stateconditionswhenwaterflowsthroughthem.Thescopeandaccuracyofthevalveperformancespecificationspresentedwillassistagriculturalirrigationsystemdesignersincomparingpressurelossesthroughvarioustypesofvalves.Themeasurementofpressurelossesprovidesameansfordeterminingtherelationshipbetweenpressurelossandflowratethroughthevalve.ThisInternationalStandardalsodescribesthemethodofreportingpertinenttestdata.Noattemptismadetodefineproductuse,designorapplications.Thetestmethodissuitableforvalveswithequalinletandoutletnominalsizes.NOTEUnlessotherwisespecified,theequationsareexpressedintheSIunitsrecommendedbyISO1000.
【中国标准分类号】:B91
【国际标准分类号】:65_060_35
【页数】:16P.;A4
【正文语种】:英语
【英文标准名称】:Householdandsimilarelectricalappliances-Testcodeforthedeterminationofairborneacousticalnoise-Part2-14:Particularrequirementsforrefrigerators,frozen-foodstoragecabinetsandfoodfrozeers
【原文标准名称】:家用和类似用途电器.气载噪声的测定用试验规则.第2-14部分:制冷机、冷冻食品储藏柜和食品冻柜的专用要求
【标准号】:IEC60704-2-14-2007
【标准状态】:现行
【国别】:国际
【发布日期】:2007-12
【实施或试行日期】:
【发布单位】:国际电工委员会(IEC)
【起草单位】:IEC/TC59
【标准类型】:()
【标准水平】:()
【中文主题词】:声学测量;声学试验;声试验;声学;发出的空气噪声;冷却设备;冷藏柜;家用设备;家用;测量;空气噪声测量;噪声(环境的);噪声测量;制冷机;声级;测试
【英文主题词】:
【摘要】:ThispartofIEC60704specifiesmethodsformeasuringairborneacousticalnoiseemittedbyelectricrefrigerators,frozen-foodstoragecabinets,foodfreezersandtheircombinationsforhouseholdandsimilaruses,suppliedfromthemainsorfrombatteries.Theterm"similaruse"means"useunderconditionssimilartothoseinahousehold",forexample,incafés,restaurants,hotels,andsimilarestablishments.Thisstandarddoesnotapplytoappliances,equipmentormachinesdesignedexclusivelyforindustrialorcommercialpurposes.Thisstandardisconcernedwithobjectivemethodsofengineeringaccuracy(engineeringmethod,grade2,accordingtoIS02204)fordeterminingsoundpowerlevels,(LWexpressedindecibelswithreferencetoasoundpowerof1pW,ofairborneacousticalnoisewithinthespecifiedfrequencyrangeofinterest,andforspecifiedoperatingconditionsoftheappliancetobemeasured.Thefrequencyrangeofinterestincludestheoctavebandswithcentrefrequenciesbetween125Hzand8000Hz(thisintervalbeing,forpracticalreasons,narrowerthanthefrequencyrangeofaudiblesound).Thefollowingsoundpowerlevelsareused:–A-weightedsoundpowerlevel,LWA;–octavebandsoundpowerlevels,LWOct.Ingeneral,themethodsdescribedarespecifiedforappliancesoperatedwithnooperatorpresent.Thenoisemeasurementsaremadewhilethecompressorsarerunning.Requirementsastoanindicationofthenoiseemissionvaluesarenotthesubjectofthisstandard.Thisstandarddoesnotincludemethodsfordeterminingsoundpowerlevelswithprecisionaccuracy(precisionmethod,grade1,accordingtoIS02204)specified,forexample,inIS03741,IS03742andIS03745;theymay,however,beappliediftheappropriateinstrumentationandtestenvironmentsareavailable.
【中国标准分类号】:Y61
【国际标准分类号】:17_140_20;97_040_30
【页数】:26P;A4
【正文语种】:英语